Seiko - LM "Gradient Green Starburst" 光輪 (Kōrin) – Halo of Light - No reserve price - 5606-7071 - Men - 1972

Presented for auction by Second Vintage Seiko’s LM series exemplifies the brand’s fusion of early 1970s styling and technical reliability, and this Seiko LM 23 Jewels ref. 5606-7071 is an excellent example from 1972. Showcasing its rare gradient green starburst dial, original multi-link bracelet, and crisp case lines, this piece remains beautifully preserved, showing a little honest wear consistent with careful use—a true vintage highlight for collectors and enthusiasts alike. Brand: Seiko Model: LM 23 Jewels Reference Number: 5606-7071 Serial Number: 290510 Movement: Seiko Caliber 5606, 23 jewels, automatic Dial: Gradient green starburst, applied baton indices, day-date in English Case Size: 36 mm (excluding the crown) Case Material: Stainless steel Production Year: 1972 Condition: Near-mint vintage condition with some light wear visible; running at +29/+34 seconds per day by timegrapher, indicating a healthy vintage movement. Dial and Hands The standout feature of this watch is its spectacular green sunburst dial, transitioning from vibrant emerald at the center to deep black at the edges. Applied silver-tone baton indices and hands with luminous inserts remain sharp and legible. The “Seiko LM” and “23 Jewels” markings are clear, and the day-date window at 3 o’clock adds practical functionality. Case and Crystal The stainless steel case retains its original lines and sharp profile, exhibiting some light surface wear in line with honest vintage patina. The brushed finish and polished bezel both remain attractive. The acrylic crystal is clear and free from major marks, providing an unobstructed view of the stunning dial. Movement Housed within is Seiko’s reliable Caliber 5606 automatic movement, running at +29 to +34 seconds per day by timegrapher, ensuring healthy vintage performance. The quickset day and date functions operate properly. Strap The original stainless steel multi-link bracelet fits wrists up to 17.5 cm. There is some light surface wear present but it remains comfortable and maintains its original shine. Condition This Seiko LM is in near-mint vintage condition, with a little light wear visible on the case and bracelet. The dial and hands are clean and bright, and the crystal is clear. Overall, it offers a well-cared-for presence, performing reliably within noted timegrapher results. Dimensions Case diameter: 36 mm (excluding crown) Wrist size: Up to 17.5 cm Remarks With its rare gradient green dial and well-preserved vintage character, this Seiko LM 5606-7071 offers striking visual appeal and originality. Its gently worn, honest patina will appeal to those seeking an authentic, standout vintage Seiko. History Introduced in the early 1970s, the Seiko LM (Lord Matic) series represents the height of the brand’s mid-century innovation with refined automatic movements and unique dial designs. The 5606-7071 is an especially desirable reference, sought for its technical dependability and the exceptional vibrancy of its sunburst dials. / Second Vintage SKU: SEI194SL8I000